# Math Help - factor

1. ## factor

Factor the following: (x^2/3-c^2/3)/x-c

I know it can be written as (x-c)(......)/(x-c)

I just dont know what (.....) is.

2. Originally Posted by bigb
Factor the following: (x^2/3-c^2/3)/x-c

I know it can be written as (x-c)(......)/(x-c)

I just dont know what (.....) is.
Is this what you have written?

$\frac{x^{\frac{2}{3}}-c^{\frac{2}{3}}}{x-c}$

Or is it:

$\frac{\frac{x^2}{3}-\frac{c^2}{3}}{x-c}$

3. Originally Posted by masters
Is this what you have written?

$\frac{x^{\frac{2}{3}}-c^{\frac{2}{3}}}{x-c}$

Or is it:

$\frac{\frac{x^2}{3}-\frac{c^2}{3}}{x-c}$
the first way

4. Originally Posted by bigb
the first way
$\frac{x^{\frac{2}{3}}-c^{\frac{2}{3}}}{x-c}$

$\frac{(x^{\frac{1}{3}}-c^{\frac{1}{3}})(x^{\frac{1}{3}}+c^{\frac{1}{3}})} {x-c}$